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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
099524d7 LP |
2 | #pragma once |
3 | ||
4 | /*** | |
5 | This file is part of systemd. | |
6 | ||
7 | Copyright 2014 Lennart Poettering | |
8 | ||
9 | systemd is free software; you can redistribute it and/or modify it | |
10 | under the terms of the GNU Lesser General Public License as published by | |
11 | the Free Software Foundation; either version 2.1 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | systemd is distributed in the hope that it will be useful, but | |
15 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | Lesser General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU Lesser General Public License | |
20 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
21 | ***/ | |
22 | ||
6017365a LP |
23 | #include <endian.h> |
24 | ||
a8fbdf54 | 25 | #include "macro.h" |
099524d7 LP |
26 | #include "util.h" |
27 | ||
579af519 LP |
28 | /* A cleaned up architecture definition. We don't want to get lost in |
29 | * processor features, models, generations or even ABIs. Hence we | |
45afd519 | 30 | * focus on general family, and distinguish word width and |
06b643e7 | 31 | * endianness. */ |
9a00f57a | 32 | |
592fd144 | 33 | enum { |
099524d7 LP |
34 | ARCHITECTURE_X86 = 0, |
35 | ARCHITECTURE_X86_64, | |
36 | ARCHITECTURE_PPC, | |
ae0e60fb | 37 | ARCHITECTURE_PPC_LE, |
099524d7 | 38 | ARCHITECTURE_PPC64, |
ae0e60fb | 39 | ARCHITECTURE_PPC64_LE, |
099524d7 LP |
40 | ARCHITECTURE_IA64, |
41 | ARCHITECTURE_PARISC, | |
42 | ARCHITECTURE_PARISC64, | |
43 | ARCHITECTURE_S390, | |
44 | ARCHITECTURE_S390X, | |
45 | ARCHITECTURE_SPARC, | |
46 | ARCHITECTURE_SPARC64, | |
47 | ARCHITECTURE_MIPS, | |
9a00f57a | 48 | ARCHITECTURE_MIPS_LE, |
099524d7 | 49 | ARCHITECTURE_MIPS64, |
9a00f57a | 50 | ARCHITECTURE_MIPS64_LE, |
099524d7 LP |
51 | ARCHITECTURE_ALPHA, |
52 | ARCHITECTURE_ARM, | |
53 | ARCHITECTURE_ARM_BE, | |
54 | ARCHITECTURE_ARM64, | |
55 | ARCHITECTURE_ARM64_BE, | |
56 | ARCHITECTURE_SH, | |
57 | ARCHITECTURE_SH64, | |
58 | ARCHITECTURE_M68K, | |
46eea341 | 59 | ARCHITECTURE_TILEGX, |
86bafac9 | 60 | ARCHITECTURE_CRIS, |
b79660e6 | 61 | ARCHITECTURE_NIOS2, |
171b5338 RJ |
62 | ARCHITECTURE_RISCV32, |
63 | ARCHITECTURE_RISCV64, | |
27b09f1f AB |
64 | ARCHITECTURE_ARC, |
65 | ARCHITECTURE_ARC_BE, | |
099524d7 LP |
66 | _ARCHITECTURE_MAX, |
67 | _ARCHITECTURE_INVALID = -1 | |
592fd144 | 68 | }; |
099524d7 | 69 | |
592fd144 | 70 | int uname_architecture(void); |
099524d7 | 71 | |
9a00f57a | 72 | /* |
613e3a26 LP |
73 | * LIB_ARCH_TUPLE should resolve to the local library path |
74 | * architecture tuple systemd is built for, according to the Debian | |
75 | * tuple list: | |
9a00f57a LP |
76 | * |
77 | * https://wiki.debian.org/Multiarch/Tuples | |
78 | * | |
613e3a26 LP |
79 | * This is used in library search paths that should understand |
80 | * Debian's paths on all distributions. | |
9a00f57a LP |
81 | */ |
82 | ||
099524d7 LP |
83 | #if defined(__x86_64__) |
84 | # define native_architecture() ARCHITECTURE_X86_64 | |
4c7c70c7 JPAG |
85 | # if defined(__ILP32__) |
86 | # define LIB_ARCH_TUPLE "x86_64-linux-gnux32" | |
87 | # else | |
88 | # define LIB_ARCH_TUPLE "x86_64-linux-gnu" | |
89 | # endif | |
0c0fea07 | 90 | # define SECONDARY_ARCHITECTURE ARCHITECTURE_X86 |
099524d7 LP |
91 | #elif defined(__i386__) |
92 | # define native_architecture() ARCHITECTURE_X86 | |
613e3a26 | 93 | # define LIB_ARCH_TUPLE "i386-linux-gnu" |
099524d7 | 94 | #elif defined(__powerpc64__) |
4f4b92ba | 95 | # if __BYTE_ORDER == __BIG_ENDIAN |
ae0e60fb | 96 | # define native_architecture() ARCHITECTURE_PPC64 |
613e3a26 | 97 | # define LIB_ARCH_TUPLE "ppc64-linux-gnu" |
0c0fea07 | 98 | # define SECONDARY_ARCHITECTURE ARCHITECTURE_PPC |
ae0e60fb LP |
99 | # else |
100 | # define native_architecture() ARCHITECTURE_PPC64_LE | |
37d6781b | 101 | # define LIB_ARCH_TUPLE "powerpc64le-linux-gnu" |
0c0fea07 | 102 | # define SECONDARY_ARCHITECTURE ARCHITECTURE_PPC_LE |
ae0e60fb | 103 | # endif |
099524d7 | 104 | #elif defined(__powerpc__) |
4f4b92ba | 105 | # if __BYTE_ORDER == __BIG_ENDIAN |
ae0e60fb | 106 | # define native_architecture() ARCHITECTURE_PPC |
202145c0 JPAG |
107 | # if defined(__NO_FPRS__) |
108 | # define LIB_ARCH_TUPLE "powerpc-linux-gnuspe" | |
109 | # else | |
110 | # define LIB_ARCH_TUPLE "powerpc-linux-gnu" | |
111 | # endif | |
ae0e60fb LP |
112 | # else |
113 | # define native_architecture() ARCHITECTURE_PPC_LE | |
613e3a26 | 114 | # error "Missing LIB_ARCH_TUPLE for PPCLE" |
ae0e60fb | 115 | # endif |
099524d7 LP |
116 | #elif defined(__ia64__) |
117 | # define native_architecture() ARCHITECTURE_IA64 | |
613e3a26 | 118 | # define LIB_ARCH_TUPLE "ia64-linux-gnu" |
099524d7 LP |
119 | #elif defined(__hppa64__) |
120 | # define native_architecture() ARCHITECTURE_PARISC64 | |
613e3a26 | 121 | # error "Missing LIB_ARCH_TUPLE for HPPA64" |
099524d7 LP |
122 | #elif defined(__hppa__) |
123 | # define native_architecture() ARCHITECTURE_PARISC | |
613e3a26 | 124 | # define LIB_ARCH_TUPLE "hppa‑linux‑gnu" |
099524d7 LP |
125 | #elif defined(__s390x__) |
126 | # define native_architecture() ARCHITECTURE_S390X | |
613e3a26 | 127 | # define LIB_ARCH_TUPLE "s390x-linux-gnu" |
0c0fea07 | 128 | # define SECONDARY_ARCHITECTURE ARCHITECTURE_S390 |
099524d7 LP |
129 | #elif defined(__s390__) |
130 | # define native_architecture() ARCHITECTURE_S390 | |
613e3a26 | 131 | # define LIB_ARCH_TUPLE "s390-linux-gnu" |
cd042078 | 132 | #elif defined(__sparc__) && defined (__arch64__) |
099524d7 | 133 | # define native_architecture() ARCHITECTURE_SPARC64 |
613e3a26 | 134 | # define LIB_ARCH_TUPLE "sparc64-linux-gnu" |
099524d7 LP |
135 | #elif defined(__sparc__) |
136 | # define native_architecture() ARCHITECTURE_SPARC | |
613e3a26 | 137 | # define LIB_ARCH_TUPLE "sparc-linux-gnu" |
caf49b95 | 138 | #elif defined(__mips64) && defined(__LP64__) |
4f4b92ba | 139 | # if __BYTE_ORDER == __BIG_ENDIAN |
9a00f57a | 140 | # define native_architecture() ARCHITECTURE_MIPS64 |
caf49b95 | 141 | # define LIB_ARCH_TUPLE "mips64-linux-gnuabi64" |
9a00f57a LP |
142 | # else |
143 | # define native_architecture() ARCHITECTURE_MIPS64_LE | |
caf49b95 YS |
144 | # define LIB_ARCH_TUPLE "mips64el-linux-gnuabi64" |
145 | # endif | |
146 | #elif defined(__mips64) | |
147 | # if __BYTE_ORDER == __BIG_ENDIAN | |
148 | # define native_architecture() ARCHITECTURE_MIPS64 | |
149 | # define LIB_ARCH_TUPLE "mips64-linux-gnuabin32" | |
150 | # else | |
151 | # define native_architecture() ARCHITECTURE_MIPS64_LE | |
152 | # define LIB_ARCH_TUPLE "mips64el-linux-gnuabin32" | |
9a00f57a | 153 | # endif |
099524d7 | 154 | #elif defined(__mips__) |
4f4b92ba | 155 | # if __BYTE_ORDER == __BIG_ENDIAN |
9a00f57a | 156 | # define native_architecture() ARCHITECTURE_MIPS |
613e3a26 | 157 | # define LIB_ARCH_TUPLE "mips-linux-gnu" |
9a00f57a LP |
158 | # else |
159 | # define native_architecture() ARCHITECTURE_MIPS_LE | |
613e3a26 | 160 | # define LIB_ARCH_TUPLE "mipsel-linux-gnu" |
568981d2 | 161 | # endif |
099524d7 LP |
162 | #elif defined(__alpha__) |
163 | # define native_architecture() ARCHITECTURE_ALPHA | |
613e3a26 | 164 | # define LIB_ARCH_TUPLE "alpha-linux-gnu" |
099524d7 | 165 | #elif defined(__aarch64__) |
4f4b92ba | 166 | # if __BYTE_ORDER == __BIG_ENDIAN |
099524d7 | 167 | # define native_architecture() ARCHITECTURE_ARM64_BE |
613e3a26 | 168 | # define LIB_ARCH_TUPLE "aarch64_be-linux-gnu" |
099524d7 LP |
169 | # else |
170 | # define native_architecture() ARCHITECTURE_ARM64 | |
613e3a26 | 171 | # define LIB_ARCH_TUPLE "aarch64-linux-gnu" |
b7cac527 | 172 | # define SECONDARY_ARCHITECTURE ARCHITECTURE_ARM |
099524d7 LP |
173 | # endif |
174 | #elif defined(__arm__) | |
4f4b92ba | 175 | # if __BYTE_ORDER == __BIG_ENDIAN |
099524d7 | 176 | # define native_architecture() ARCHITECTURE_ARM_BE |
579af519 LP |
177 | # if defined(__ARM_EABI__) |
178 | # if defined(__ARM_PCS_VFP) | |
179 | # define LIB_ARCH_TUPLE "armeb-linux-gnueabihf" | |
180 | # else | |
181 | # define LIB_ARCH_TUPLE "armeb-linux-gnueabi" | |
182 | # endif | |
0881d7af | 183 | # else |
579af519 | 184 | # define LIB_ARCH_TUPLE "armeb-linux-gnu" |
0881d7af | 185 | # endif |
099524d7 | 186 | # else |
0881d7af | 187 | # define native_architecture() ARCHITECTURE_ARM |
2a9899d8 ZJS |
188 | # if defined(__ARM_EABI__) |
189 | # if defined(__ARM_PCS_VFP) | |
190 | # define LIB_ARCH_TUPLE "arm-linux-gnueabihf" | |
191 | # else | |
192 | # define LIB_ARCH_TUPLE "arm-linux-gnueabi" | |
193 | # endif | |
fd3b401e | 194 | # else |
2a9899d8 | 195 | # define LIB_ARCH_TUPLE "arm-linux-gnu" |
fd3b401e | 196 | # endif |
099524d7 LP |
197 | # endif |
198 | #elif defined(__sh64__) | |
199 | # define native_architecture() ARCHITECTURE_SH64 | |
613e3a26 | 200 | # error "Missing LIB_ARCH_TUPLE for SH64" |
099524d7 LP |
201 | #elif defined(__sh__) |
202 | # define native_architecture() ARCHITECTURE_SH | |
9da2a0ac JPAG |
203 | # if defined(__SH1__) |
204 | # define LIB_ARCH_TUPLE "sh1-linux-gnu" | |
205 | # elif defined(__SH2__) | |
206 | # define LIB_ARCH_TUPLE "sh2-linux-gnu" | |
207 | # elif defined(__SH2A__) | |
208 | # define LIB_ARCH_TUPLE "sh2a-linux-gnu" | |
209 | # elif defined(__SH2E__) | |
210 | # define LIB_ARCH_TUPLE "sh2e-linux-gnu" | |
211 | # elif defined(__SH3__) | |
212 | # define LIB_ARCH_TUPLE "sh3-linux-gnu" | |
213 | # elif defined(__SH3E__) | |
214 | # define LIB_ARCH_TUPLE "sh3e-linux-gnu" | |
215 | # elif defined(__SH4__) && !defined(__SH4A__) | |
216 | # define LIB_ARCH_TUPLE "sh4-linux-gnu" | |
217 | # elif defined(__SH4A__) | |
218 | # define LIB_ARCH_TUPLE "sh4a-linux-gnu" | |
219 | # endif | |
099524d7 LP |
220 | #elif defined(__m68k__) |
221 | # define native_architecture() ARCHITECTURE_M68K | |
613e3a26 | 222 | # define LIB_ARCH_TUPLE "m68k-linux-gnu" |
46eea341 HGB |
223 | #elif defined(__tilegx__) |
224 | # define native_architecture() ARCHITECTURE_TILEGX | |
b1caafb2 | 225 | # define LIB_ARCH_TUPLE "tilegx-linux-gnu" |
86bafac9 UTL |
226 | #elif defined(__cris__) |
227 | # define native_architecture() ARCHITECTURE_CRIS | |
613e3a26 | 228 | # error "Missing LIB_ARCH_TUPLE for CRIS" |
b79660e6 ZJS |
229 | #elif defined(__nios2__) |
230 | # define native_architecture() ARCHITECTURE_NIOS2 | |
231 | # define LIB_ARCH_TUPLE "nios2-linux-gnu" | |
680a752c ZJS |
232 | #elif defined(__riscv__) || defined(__riscv) |
233 | /* __riscv__ is obsolete, remove in 2018 */ | |
171b5338 RJ |
234 | # if __SIZEOF_POINTER__ == 4 |
235 | # define native_architecture() ARCHITECTURE_RISCV32 | |
236 | # define LIB_ARCH_TUPLE "riscv32-linux-gnu" | |
237 | # elif __SIZEOF_POINTER__ == 8 | |
238 | # define native_architecture() ARCHITECTURE_RISCV64 | |
239 | # define LIB_ARCH_TUPLE "riscv64-linux-gnu" | |
240 | # else | |
241 | # error "Unrecognized riscv architecture variant" | |
242 | # endif | |
27b09f1f AB |
243 | #elif defined(__arc__) |
244 | # if __BYTE_ORDER == __BIG_ENDIAN | |
245 | # define native_architecture() ARCHITECTURE_ARC_BE | |
246 | # define LIB_ARCH_TUPLE "arceb-linux" | |
247 | # else | |
248 | # define native_architecture() ARCHITECTURE_ARC | |
249 | # define LIB_ARCH_TUPLE "arc-linux" | |
250 | # endif | |
099524d7 | 251 | #else |
568981d2 | 252 | # error "Please register your architecture here!" |
099524d7 LP |
253 | #endif |
254 | ||
592fd144 LP |
255 | const char *architecture_to_string(int a) _const_; |
256 | int architecture_from_string(const char *s) _pure_; |